OWNER | 
VARCHAR2(30) | 
NOT NULL | 
Owner of the comparison scan | 
COMPARISON_NAME | 
VARCHAR2(30) | 
NOT NULL | 
Name of the comparison scan | 
SCAN_ID | 
NUMBER | 
NOT NULL | 
Scan ID | 
PARENT_SCAN_ID | 
NUMBER | 
  | 
Scan ID of the immediate parent scan | 
ROOT_SCAN_ID | 
NUMBER | 
  | 
Scan ID of the root (top-most) parent | 
STATUS | 
VARCHAR2(16) | 
  | 
Status of the scan:
- 
SUC 
 
- 
BUCKET DIF 
 
- 
FINAL BUCKET DIF 
 
- 
ROW DIF 
 
 
 | 
CURRENT_DIF_COUNT | 
NUMBER | 
  | 
Current cumulative (including children) diff count of the scan | 
INITIAL_DIF_COUNT | 
NUMBER | 
  | 
Initial cumulative (including children) diff count of the scan | 
COUNT_ROWS | 
NUMBER | 
  | 
Number of rows in the scan | 
SCAN_NULLS | 
VARCHAR2(1) | 
  | 
Indicates whether NULLs are part of this scan (Y) or not (N) | 
LAST_UPDATE_TIME | 
TIMESTAMP(6) | 
  | 
Time that this row was last updated |